OPQAOffice of Patent Quality Assurance (US Patent Office) Governmental
OPQAIOffice Professionnel de Qualification des Architectes d'Intérieur (French: Professional Office for the Qualification of Interior Designers) Academic & Science
OPQCMOffice Professionnel de Qualification des Conseils en Management (French: Professional Office for Qualification in Management Consulting) Academic & Science
OPQDIOffice Professionnel de Qualification des Designers Industriels (French: Professional Office for the Qualification of Industrial Designers) Academic & Science